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The KI-OSHCD covers smoke, heat, and carbon monoxide in a single addressable head, so an installer doesn't have to spec and mount three separate devices to satisfy fire and CO code requirements in the same space.
Built for the commercial fire installer
Dual optical wavelengths and multi-angle particle detection reject nuisance sources like cooking particulates before they trip an alarm, while onboard rate-of-rise heat sensing (15°F/min) and a 135°F fixed threshold catch fast-developing fires the smoke sensor alone might miss. The CO sensor meets UL 2034 alarm thresholds and reports its own end-of-life condition to the panel, so replacement is scheduled instead of discovered. On-board intelligence means the detector only talks to the loop controller when it has something new to report, keeping communication fast and stable.
Key features
- Three hazards, one head: multi-criteria smoke, rate-of-rise heat, and CO detection
- Nuisance rejection reduces false alarms from cooking and steam
- Independent alarm logic: smoke/heat and CO are analyzed separately to identify a fire alarm, a CO alarm, or both
- 10-year CO sensor life with automatic end-of-life reporting to the panel
- Self-diagnostics and history log stored in non-volatile memory
- Bicolor status LED and support for standard, relay, isolator, and audible sounder bases
System requirements
Mounts to Kidde Intelligent Series bases (KI-SB, KI-RB, KI-IB, or audible KI-ABST/ABDT/ABLT) on a North American 1-gang, 4-inch octagon, or 4-inch square electrical box. Audible CO+Fire tone separation requires an FX-T3T4 Tone Generator.
Specifications
| SKU | KD-KI-OSHCD |
|---|---|
| Brand | Kidde Commercial |
| Form factor | Intelligent addressable multisensor smoke/heat/CO detector head |
| Operating voltage | 15.20 to 19.95 Vdc |
| Smoke sensitivity | 0.5 to 4.36%/ft obscuration (UL/ULC) |
| Heat detection | 15°F/min rate-of-rise, 135°F fixed threshold |
| CO detection | Per UL 2034: alarms at 70-400 ppm depending on exposure time; false-alarm resistant to 30 ppm/30 days |
| CO sensor life | 10 years from date of manufacture, with end-of-life reporting to the panel |
| Operating environment | 32°F to 100°F (0°C to 38°C), 0-90% RH noncondensing |
| Construction | High-impact engineering polymer, white |
| Compatible bases | KI-SB, KI-RB, KI-IB (standard, relay, isolator), KI-ABST/ABDT/ABLT (audible) |
| Compliance | UL 268-7, UL 521, UL 2075, CSFM; ULC CAN/ULC-S529, S530, CAN/CSA 6.19 |